Waist cinch belt



FIG. 1 is a perspective view of an ornamental design for a waist cinch belt.

FIG. 2 is a rear (interior) elevational view thereof; and,

FIG. 3 is a front elevational view thereof.

It is understood that the broken lines within the claimed design indicates stitch lines, which form part of the claim. 

The ornamental design for a waist cinch belt, as shown and described. 